system logical model 系统逻辑模型
Along with the service model, service Specification produces logical descriptions of the system components that realize services.
与服务模型一样，服务规范产生实现这些服务的系统组件的逻辑描述。
Each system has its own proprietary semantic meaning, but is mapped to a logical data model which can be instantiated as a physical federated model or a canonical message model.
每个系统都有其专有的语义，但是被映射到一个逻辑数据模型，可以将此模型实例化为一个物理联合模型或规范消息模型。
The maximum number of logical partitions supported depends on the number of processors in the server model and the system limit is 254.
所支持的逻辑分区的最大数目取决于服务器模型中处理器的数目，系统限制是254。
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